
<h1><span class="yiyi-st" id="yiyi-13">numpy.ma.common_fill_value</span></h1>
        <blockquote>
        <p>原文：<a href="https://docs.scipy.org/doc/numpy/reference/generated/numpy.ma.common_fill_value.html">https://docs.scipy.org/doc/numpy/reference/generated/numpy.ma.common_fill_value.html</a></p>
        <p>译者：<a href="https://github.com/wizardforcel">飞龙</a> <a href="http://usyiyi.cn/">UsyiyiCN</a></p>
        <p>校对：（虚位以待）</p>
        </blockquote>
    
<dl class="function">
<dt id="numpy.ma.common_fill_value"><span class="yiyi-st" id="yiyi-14"> <code class="descclassname">numpy.ma.</code><code class="descname">common_fill_value</code><span class="sig-paren">(</span><em>a</em>, <em>b</em><span class="sig-paren">)</span><a class="reference external" href="http://github.com/numpy/numpy/blob/v1.11.3/numpy/ma/core.py#L567-L596"><span class="viewcode-link">[source]</span></a></span></dt>
<dd><p><span class="yiyi-st" id="yiyi-15">返回两个屏蔽数组的公共填充值（如果有）。</span></p>
<p><span class="yiyi-st" id="yiyi-16">如果<code class="docutils literal"><span class="pre">a.fill_value</span> <span class="pre">==</span> <span class="pre">b.fill_value</span></code>，则返回填充值，否则返回None。</span></p>
<table class="docutils field-list" frame="void" rules="none">
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<tr class="field-odd field"><th class="field-name"><span class="yiyi-st" id="yiyi-17">参数：</span></th><td class="field-body"><p class="first"><span class="yiyi-st" id="yiyi-18"><strong>a，b</strong>：MaskedArray</span></p>
<blockquote>
<div><p><span class="yiyi-st" id="yiyi-19">用于比较填充值的蒙版数组。</span></p>
</div></blockquote>
</td>
</tr>
<tr class="field-even field"><th class="field-name"><span class="yiyi-st" id="yiyi-20">返回：</span></th><td class="field-body"><p class="first"><span class="yiyi-st" id="yiyi-21"><strong>fill_value</strong>：标量或无</span></p>
<blockquote class="last">
<div><p><span class="yiyi-st" id="yiyi-22">公共填充值，或无。</span></p>
</div></blockquote>
</td>
</tr>
</tbody>
</table>
<p class="rubric"><span class="yiyi-st" id="yiyi-23">例子</span></p>
<div class="highlight-default"><div class="highlight"><pre><span></span><span class="gp">&gt;&gt;&gt; </span><span class="n">x</span> <span class="o">=</span> <span class="n">np</span><span class="o">.</span><span class="n">ma</span><span class="o">.</span><span class="n">array</span><span class="p">([</span><span class="mi">0</span><span class="p">,</span> <span class="mf">1.</span><span class="p">],</span> <span class="n">fill_value</span><span class="o">=</span><span class="mi">3</span><span class="p">)</span>
<span class="gp">&gt;&gt;&gt; </span><span class="n">y</span> <span class="o">=</span> <span class="n">np</span><span class="o">.</span><span class="n">ma</span><span class="o">.</span><span class="n">array</span><span class="p">([</span><span class="mi">0</span><span class="p">,</span> <span class="mf">1.</span><span class="p">],</span> <span class="n">fill_value</span><span class="o">=</span><span class="mi">3</span><span class="p">)</span>
<span class="gp">&gt;&gt;&gt; </span><span class="n">np</span><span class="o">.</span><span class="n">ma</span><span class="o">.</span><span class="n">common_fill_value</span><span class="p">(</span><span class="n">x</span><span class="p">,</span> <span class="n">y</span><span class="p">)</span>
<span class="go">3.0</span>
</pre></div>
</div>
</dd></dl>
